Dovecot is an open source IMAP and POP3 server for Linux/UNIX-like systems, written primarily with security in mind. Dovecot primarily aims to be a lightweight, fast and easy to set up open source mailserver. It’s assumed that you have already installed and configured Postfix according to this tutorial: Installing Postfix with [...]

The Courier mail transfer agent (MTA) is an integrated mail/groupware server based on open commodity protocols, such as ESMTP, IMAP, POP3, LDAP, SSL, and HTTP. Courier provides ESMTP, IMAP, POP3, webmail, and mailing list services within a single, consistent, framework. In this tutorial we’ll only use the Courier POP3 and IMAP [...]

In this tutorial we’ll create a simple one-way master/slave database replication. You must have at least one master and one slave but you can use multiple slaves. Master 1. Configure master to listen on all ip addresses (pico /etc/mysql/my.cnf) #bind-address = 127.0.0.1

Notice This tutorial is for older Debian versions and may not work for current versions. Please refer to the links below to find a newer tutorial. Installing Zend Guard Loader (Zend Optimizer) on wheezy The Zend Optimizer enables you to run Zend Guard encoded files. 1. Download a copy of Zend Optimizer / Guard from the location below and [...]

Some packages aim at fast moving targets, such as spam filtering and virus scanning, and even when using updated data patterns, they do not really work for the full time of a stable release. The main goal of volatile is allowing system administrators to update their systems in a nice, consistent way, without getting the drawbacks of [...]

1. Open the network configuration file (pico /etc/network/interfaces) Check the name of your network interface. You should see a line similar to this one: “iface eth0 inet static”. In my case the name is eth0. Add these lines to the end of the file: auto eth0:1 iface eth0:1 inet static address 192.168.1.3 netmask [...]

Munin is a network/system monitoring application that presents output in graphs through a web interface. Its emphasis is on simple plug and play capabilities. A large number of monitoring plugins are available. Using Munin you can easily monitor the performance of your computers, networks, SANs, and quite possibly applications as well. [...]

ionCube protects software written using the PHP programming language from being viewed, changed, and run on unlicensed computers. 1. Download ionCube loaders wget http://downloads.ioncube.com/loader_downloads/ioncube_loaders_lin_x86.tar.gz

The PowerDNS Nameserver is a modern, advanced and high performance authoritative-only nameserver. It is written from scratch and conforms to all relevant DNS standards documents. Furthermore, PowerDNS interfaces with almost any database. This tutorial has been tested and is working on Debian etch and lenny 1. Install the PowerDNS server [...]